niti: add -n to run the program for each line in file-name arguments

[nit.git] / src / nit.nit

diff --git a/src/nit.nit b/src/nit.nit
index 7ed1528..24bb00e 100644 (file)
--- a/src/nit.nit
+++ b/src/nit.nit
@@ -29,7 +29,8 @@ var opt = new OptionString("compatibility (does noting)", "-o")
 toolcontext.option_context.add_option(opt)
 var opt_mixins = new OptionArray("Additionals module to min-in", "-m")
 var opt_eval = new OptionBool("Specifies the program from command-line", "-e")
-toolcontext.option_context.add_option(opt_mixins, opt_eval)
+var opt_loop = new OptionBool("Repeatedly run the program for each line in file-name arguments", "-n")
+toolcontext.option_context.add_option(opt_mixins, opt_eval, opt_loop)
 # We do not add other options, so process them now!
 toolcontext.process_options(args)
 
@@ -49,6 +50,14 @@ if opt_eval.value then
        toolcontext.check_errors
 
        var parent = null
+       if opt_loop.value then
+               var nruntime = modelbuilder.load_module("niti_runtime")
+               if nruntime == null then
+                       toolcontext.check_errors
+                       abort
+               end
+               parent = nruntime.mmodule
+       end
 
        modelbuilder.load_rt_module(parent, amodule, "-")